559
FNUS73 KTOP 051019
FWSTOP

SPOT FORECAST for Jefferson EM Controlled Burn...County Emergency Management
National Weather Service Topeka KS
519 AM CDT Sat Apr 5 2025

Forecast is based on ignition time of 0700 CDT on April 05.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

A few light showers pass over the burn area this morning before
the system exits the region into this afternoon. Cloudy and cool
today with high temperatures in the 40s. MinRH values expected to
range from 30-40%. Northerly winds are expected to be strong this
morning into the afternoon with gusts to around 25-30 mph through
the afternoon hours with no impactful wind shifts expected.

.REST OF TODAY...

Sky/weather.........Mostly cloudy.
Chance of pcpn......10 percent.
Temperature.........40 at ignition...Max 47.
RH..................89 percent at ignition...Min 38 percent.
Wind (20 ft)........
 Slope/valley.......Winds north at 16 mph at ignition...otherwise
                    North winds 15 to 17 mph with gusts to around
                    28 mph.
Mixing height.......700 ft AGL at ignition...otherwise 4300 ft AGL.
Smoke dispersal.....Fair /15500 knot-ft/ at ignition.
                    Max...excellent /98400 knot-ft/.

TIME (CDT)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......MC  CDY CDY CDY CDY CDY MC  MC  MC  MC  MC
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).10  10  10  10  10  10  0   0   0   0   0
Temp............40  38  39  40  40  42  42  43  45  46  47
RH..............89  92  82  76  73  62  55  51  47  43  40
20 FT wind dir..N   N   N   N   N   N   N   N   N   N   N
20 FT wind spd..16  16  17  16  17  17  17  17  16  15  15
20 FT wind gust.27  27  28  27  28  27  27  28  26  25  25
Mix hgt (kft)...0.7 1.4 2.2 2.5 2.7 3.0 3.1 3.4 3.8 4.1 4.3
SDspl kt-ft/100016  33  55  62  71  72  78  82  88  95  98

.TONIGHT...

Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of pcpn......0 percent.
Temperature.........Min 31.
RH..................Max 69 percent.
Wind (20 ft)........
 Slope/valley.......North winds 7 to 13 mph. Gusts up to 26 mph
                    early in the evening.
Mixing height.......400 ft AGL.
Smoke dispersal.....Excellent (102100 knot-ft) early in the evening
                    decreasing to poor (5100 knot-ft) late in the
                    night.

TIME (CDT)      6 PM      9 PM      MIDNGT    3 AM
Sky cover.......PCLDY     MCLDY     MCLDY     MCLDY
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
Chc of pcpn (%).0         0         0         0
Temp............47        41        37        35
RH..............38        48        54        59
20 FT wind dir..N         N         N         N
20 FT wind spd..13        9         7         7
20 FT wind gust.23        16        16        15
Mix hgt (ft)....4300      600       400       400
SDspl kt-ft/1000102       8         6         6

.SUNDAY...

Sky/weather.........Mostly sunny.
Chance of pcpn......10 percent.
Temperature.........Max 53.
RH..................Min 36 percent.
Wind (20 ft)........
 Slope/valley.......North winds 5 to 6 mph becoming light.
Mixing height.......4800 ft AGL.
Smoke dispersal.....Poor (3800 knot-ft) early in the morning
                    increasing to good (40100 knot-ft) in the
                    afternoon.

TIME (CDT)      6 AM      9 AM      NOON      3 PM
Sky cover.......MCLDY     MCLDY     PCLDY     MCLEAR
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
Chc of pcpn (%).10        10        10        0
Temp............32        35        45        50
RH..............63        61        42        37
20 FT wind dir..N         N         N         N
20 FT wind spd..6         5         5         5
20 FT wind gust.13        11        11        9
Mix hgt (ft)....400       1200      3300      4400
SDspl kt-ft/10004         15        40        34

$$
Forecaster...Drake
Requested by...Keith Jeffers
Type of request...PRESCRIBED
.TAG 2508357.0/TOP
.DELDT 04/02/25
.FormatterVersion 2.0.0
.EMAIL kjeffers@jfcountyks.com